package cn.itcast.controller;

import cn.itcast.constant.MessageConstant;
import cn.itcast.entity.Result;
import cn.itcast.service.MemberService;
import cn.itcast.service.ReportService;
import cn.itcast.service.SetMealService;
import cn.itcast.utils.DateUtils;
import com.alibaba.dubbo.config.annotation.Reference;
import com.sun.scenario.effect.impl.sw.sse.SSEBlend_SRC_OUTPeer;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.FileInputStream;
import java.io.OutputStream;
import java.math.BigDecimal;
import java.text.SimpleDateFormat;
import java.util.*;

@RestController
@RequestMapping("/report")
public class ReportmemberController {

    @Reference
    private SetMealService setMealService;

    @Reference
    private MemberService memberService;

    @Reference
    private ReportService reportService;

    /**
     * 会员数量增长折线图
     *
     * @return
     */
    @RequestMapping("/getMemberReport")
    public Result getMemberReport(String date) throws Exception {

        System.out.println(date);
        if (date != null && date.equals("aaa")) {
            Map<String, Object> map = new HashMap<>();
            List<String> months = new ArrayList();
            Calendar calendar = Calendar.getInstance();//获得日历对象，模拟时间就是当前时间
            //计算过去一年的12个月
            calendar.add(Calendar.MONTH, -12);//获得当前时间往前推12个月的时间
            for (int i = 0; i < 12; i++) {
                calendar.add(Calendar.MONTH, 1);//获得当前时间往后推一个月日期
                Date date1 = calendar.getTime();
                months.add(new SimpleDateFormat("yyyy.MM").format(date1));
            }
            map.put("months", months);

            List<Integer> memberCount = memberService.findMemberCountByMonths(months);
            map.put("memberCount", memberCount);
            return new Result(true, MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS, map);
        } else {

            //如果 传入的参数是 两个参数 ,开始时间和结束时间g
            String[] split = date.split(",");

            SimpleDateFormat sdf = new SimpleDateFormat("yyyy.MM");

            String d1 = split[0].substring(0, 24);
            String d2 = split[1].substring(0, 24);


            Date date3 = new Date(d1);
            Date date4 = new Date(d2);

            Map<String, Object> map = new HashMap<>();

            List<String> months = new ArrayList();

            Calendar calendar = Calendar.getInstance();//获得日历对象，模拟时间就是当前时间
            //设置开始时间
            calendar.setTime(date3);
            while (calendar.getTime().before(date4)) {
                //判断是否到结束日期
                String str = sdf.format(calendar.getTime());
                calendar.add(calendar.MONTH, 1);
                months.add(str);
            }
            months.add(sdf.format(date4));
            map.put("months", months);
            List<Integer> memberCount = memberService.findMemberCountByMonths(months);
            map.put("memberCount", memberCount);
            return new Result(true, MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS, map);
        }
    }


    /**
     * 套餐占比统计
     *
     * @return
     */
    @RequestMapping("/getSetmealReport")
    public Result getSetmealReport() {
        List<Map<String, Object>> list = setMealService.findSetmealCount();
        Map<String, Object> map = new HashMap<>();
        map.put("setmealCount", list);
        List<String> setmealNames = new ArrayList<>();
        for (Map<String, Object> m : list) {
            String name = (String) m.get("name");
            setmealNames.add(name);
        }
        map.put("setmealNames", setmealNames);
        return new Result(true, MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS, map);
    }


    /**
     * 男女比例按性别分类展示
     *
     * @return
     */
//    @RequestMapping("/getGenderReport")
//    public Result getGenderReport() {
//
//        List<Map<String, Object>> list = memberService.findGenderCount();
//
//        Map<String, Object> map = new HashMap<>();
//
//        map.put("genderCount", list);
//        List<String> genderNames = new ArrayList<>();
//        for (Map<String, Object> m : list) {
//            String name = (String) m.get("name");
//            genderNames.add(name);
//        }
//        map.put("genderNames", genderNames);
//        return new Result(true, MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS, map);
//    }
    @RequestMapping(path = "/getMemberReportBySex")
    public Result getMemberReportBySex() {
        //result{flag:x,message:x,data:[{name:'男性',value:5},{name:'女性',value:7}]}
        Result result = null;
        try {
            //获取会员数据成功
            List<Map<String, Object>> list = reportService.findMemberReportBySex();
            //设置成功响应数据
            result = new Result(true, "会员数据获取成功！", list);
        } catch (Exception ex) {
            //获取会员数据失败
            //设置失败响应信息
            result = new Result(true, "会员数据获取失败！");
        }
        return result;
    }

    /**
     * 男女比例按年龄段展示
     *
     * @return
     */
//    @RequestMapping("/getAgeReport")
//    public Result getAgeReport() {
//
//        List<Map<String, Object>> list = memberService.findAgeCount();
//
//        Map<String, Object> map = new HashMap<>();
//
//        map.put("ageCount", list);
//        List<String> ageNames = new ArrayList<>();
//        for (Map<String, Object> m : list) {
//            String name = (String) m.get("name");
//            ageNames.add(name);
//        }
//        map.put("ageNames", ageNames);
//        return new Result(true, MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS, map);
//    }
    @RequestMapping(path = "/getMemberReportByAge")
    public Result getMemberReportByAge() {
        //result{flag:x,message:x,data:[{name:'0-18',value:5},{name:'18-30',value:7}...]}
        Result result = null;
        try {
            //根据年龄段查询会员数据成功
            Map<String, List> map = reportService.findMemberReportByAge();
            //设置成功响应数据
            result = new Result(true, "会员数据查询成功！", map);
        } catch (Exception ex) {
            //根据年龄段查询会员数据失败
            //设置失败响应数据
            result = new Result(true, "会员数据查询失败！");
        }
        return result;
    }

    /**
     * 数据运营统计分析
     *
     * @return
     */
    @RequestMapping("/getBusinessReportData")
    public Result getBusinessReportData() {
        try {
            Map<String, Object> data = reportService.getBusinessReportData();
            return new Result(true, MessageConstant.GET_BUSINESS_REPORT_SUCCESS, data);
        } catch (Exception e) {
            return new Result(false, MessageConstant.GET_BUSINESS_REPORT_FAIL);
        }
    }

    //导出运营数据
    @RequestMapping("/exportBusinessReport")
    public Result exportBusinessReport(HttpServletRequest request, HttpServletResponse response) {

        try {
            Map<String, Object> result = reportService.getBusinessReportData();
            //取出返回结果数据，准备将报表数据写入到Excel文件中
            String reportDate = (String) result.get("reportDate");
            Integer todayNewMember = (Integer) result.get("todayNewMember");
            Integer totalMember = (Integer) result.get("totalMember");
            Integer thisWeekNewMember = (Integer) result.get("thisWeekNewMember");
            Integer thisMonthNewMember = (Integer) result.get("thisMonthNewMember");
            Integer todayOrderNumber = (Integer) result.get("todayOrderNumber");
            Integer thisWeekOrderNumber = (Integer) result.get("thisWeekOrderNumber");
            Integer thisMonthOrderNumber = (Integer) result.get("thisMonthOrderNumber");
            Integer todayVisitsNumber = (Integer) result.get("todayVisitsNumber");
            Integer thisWeekVisitsNumber = (Integer) result.get("thisWeekVisitsNumber");
            Integer thisMonthVisitsNumber = (Integer) result.get("thisMonthVisitsNumber");
            List<Map> hotSetmeal = (List<Map>) result.get("hotSetmeal");

            String filePath = request.getSession().getServletContext().getRealPath("template") + File.separator + "report_template.xlsx";
            //基于提供的Excel模板文件在内存中创建一个Excel表格对象
            XSSFWorkbook excel = new XSSFWorkbook(new FileInputStream(new File(filePath)));
            //读取第一个工作表
            XSSFSheet sheet = excel.getSheetAt(0);

            XSSFRow row = sheet.getRow(2);
            row.getCell(5).setCellValue(reportDate);//日期

            row = sheet.getRow(4);
            row.getCell(5).setCellValue(todayNewMember);//新增会员数（本日）
            row.getCell(7).setCellValue(totalMember);//总会员数

            row = sheet.getRow(5);
            row.getCell(5).setCellValue(thisWeekNewMember);//本周新增会员数
            row.getCell(7).setCellValue(thisMonthNewMember);//本月新增会员数

            row = sheet.getRow(7);
            row.getCell(5).setCellValue(todayOrderNumber);//今日预约数
            row.getCell(7).setCellValue(todayVisitsNumber);//今日到诊数

            row = sheet.getRow(8);
            row.getCell(5).setCellValue(thisWeekOrderNumber);//本周预约数
            row.getCell(7).setCellValue(thisWeekVisitsNumber);//本周到诊数

            row = sheet.getRow(9);
            row.getCell(5).setCellValue(thisMonthOrderNumber);//本月预约数
            row.getCell(7).setCellValue(thisMonthVisitsNumber);//本月到诊数

            int rowNum = 12;
            for (Map map : hotSetmeal) {//热门套餐
                String name = (String) map.get("name");
                Long setmeal_count = (Long) map.get("setmeal_count");
                BigDecimal proportion = (BigDecimal) map.get("proportion");
                row = sheet.getRow(rowNum++);
                row.getCell(4).setCellValue(name);//套餐名称
                row.getCell(5).setCellValue(setmeal_count);//预约数量
                row.getCell(6).setCellValue(proportion.doubleValue());//占比
            }

            //使用输出流进行表格下载,基于浏览器作为客户端下载
            OutputStream out = response.getOutputStream();
            String fileName = "运营数据报表.xlsx";
            fileName = new String(fileName.getBytes(), "ISO8859-1");
            response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8");//代表的是Excel文件类型
            response.setHeader("content-Disposition", "attachment;filename=" + fileName);//指定以附件形式进行下载
            excel.write(out);

            out.flush();
            out.close();
            excel.close();
            return null;
        } catch (Exception e) {
            return new Result(false, MessageConstant.GET_BUSINESS_REPORT_FAIL);
        }
    }
}